1321320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1$

素因数の和:56

約数の個数: 192

約数和(自身を含む): 5362560

約数和(自身を除く): 4041240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 20, 21, 22, 24, 26, 28, 30, 33, 35, 39, 40, 42, 44, 52, 55, 56, 60, 65, 66, 70, 77, 78, 84, 88, 91, 104, 105, 110, 120, 121, 130, 132, 140, 143, 154, 156, 165, 168, 182, 195, 210, 220, 231, 242, 260, 264, 273, 280, 286, 308, 312, 330, 363, 364, 385, 390, 420, 429, 440, 455, 462, 484, 520, 546, 572, 605, 616, 660, 715, 726, 728, 770, 780, 840, 847, 858, 910, 924, 968, 1001, 1092, 1144, 1155, 1210, 1320, 1365, 1430, 1452, 1540, 1560, 1573, 1694, 1716, 1815, 1820, 1848, 2002, 2145, 2184, 2310, 2420, 2541, 2730, 2860, 2904, 3003, 3080, 3146, 3388, 3432, 3630, 3640, 4004, 4235, 4290, 4620, 4719, 4840, 5005, 5082, 5460, 5720, 6006, 6292, 6776, 7260, 7865, 8008, 8470, 8580, 9240, 9438, 10010, 10164, 10920, 11011, 12012, 12584, 12705, 14520, 15015, 15730, 16940, 17160, 18876, 20020, 20328, 22022, 23595, 24024, 25410, 30030, 31460, 33033, 33880, 37752, 40040, 44044, 47190, 50820, 55055, 60060, 62920, 66066, 88088, 94380, 101640, 110110, 120120, 132132, 165165, 188760, 220220, 264264, 330330, 440440, 660660, 1321320]

約数ペア:

[(1, 1321320), (2, 660660), (3, 440440), (4, 330330), (5, 264264), (6, 220220), (7, 188760), (8, 165165), (10, 132132), (11, 120120), (12, 110110), (13, 101640), (14, 94380), (15, 88088), (20, 66066), (21, 62920), (22, 60060), (24, 55055), (26, 50820), (28, 47190), (30, 44044), (33, 40040), (35, 37752), (39, 33880), (40, 33033), (42, 31460), (44, 30030), (52, 25410), (55, 24024), (56, 23595), (60, 22022), (65, 20328), (66, 20020), (70, 18876), (77, 17160), (78, 16940), (84, 15730), (88, 15015), (91, 14520), (104, 12705), (105, 12584), (110, 12012), (120, 11011), (121, 10920), (130, 10164), (132, 10010), (140, 9438), (143, 9240), (154, 8580), (156, 8470), (165, 8008), (168, 7865), (182, 7260), (195, 6776), (210, 6292), (220, 6006), (231, 5720), (242, 5460), (260, 5082), (264, 5005), (273, 4840), (280, 4719), (286, 4620), (308, 4290), (312, 4235), (330, 4004), (363, 3640), (364, 3630), (385, 3432), (390, 3388), (420, 3146), (429, 3080), (440, 3003), (455, 2904), (462, 2860), (484, 2730), (520, 2541), (546, 2420), (572, 2310), (605, 2184), (616, 2145), (660, 2002), (715, 1848), (726, 1820), (728, 1815), (770, 1716), (780, 1694), (840, 1573), (847, 1560), (858, 1540), (910, 1452), (924, 1430), (968, 1365), (1001, 1320), (1092, 1210), (1144, 1155)]